restore: unlock network before disabling repair mode on sockets (v2)
restore: unlock network before disabling repair mode on sockets (v2)

Window probe is sent during disabling repair mode on a socket, so
network must be unlocked in this moment.

https://bugzilla.openvz.org/show_bug.cgi?id=2670

v2: don't fail after unlocking network
Signed-off-by: Andrey Vagin <74c05afa918858348d6db8037d82fa8124870113@openvz.org>
Signed-off-by: Pavel Emelyanov <c9a32589e048e044184536f7ac71ef92fe82df3e@parallels.com>

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